Directed assembly of nano-scale phase variants in highly strained BiFeO 3 thin films

Jian Zhou, Morgan Trassin, Qing He, Nobumichi Tamura, Martin Kunz, Chun Cheng, Jinxing Zhang, Wen I. Liang, Jan Seidel, Cheng Lun Hsin, Junqiao Wu

研究成果: 雜誌貢獻期刊論文同行評審

37 引文 斯高帕斯(Scopus)

摘要

The delicate balance between elastic energy and electrostatic energy in highly strained BiFeO 3 (BFO) thin films results in complex mixed-phase patterns, which poses significant challenges for theoretical understanding and complicates the realization of its full potential in magnetoelectric, electromechanical, and photovoltaic devices. In this letter, we explore in-plane electric field induced phase transition in strain engineered BFO thin films and elucidate the mechanism behind the assembly behavior of complex nano-scale phase domains. Our approach enables deterministic control of phase variants with well-defined structures and orientation, paving the way for designing novel data storage devices based on mixed phase BFO.

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文章編號064102
期刊Journal of Applied Physics
112
發行號6
DOIs
出版狀態已出版 - 15 9月 2012

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